2066188 has 12 divisors (see below), whose sum is σ = 3639160. Its totient is φ = 1026432.

The previous prime is 2066179. The next prime is 2066201. The reversal of 2066188 is 8816602.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a zygodrome in base 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 933 + ... + 2236.

2^2066188 is an apocalyptic number.

It is an amenable number.

2066188 is a deficient number, since it is larger than the sum of its proper divisors (1572972).

2066188 is a wasteful number, since it uses less digits than its factorization.

2066188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336 (or 3334 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 2066188 is about 1437.4240849520. The cubic root of 2066188 is about 127.3669096937.

The spelling of 2066188 in words is "two million, sixty-six thousand, one hundred eighty-eight".